Prefer Newsweek on Google to see more of our trusted coverage when you search. Scientists have uncovered video evidence that at least one species of terrestrial leech can jump. This behavior has been ...

A 430-million-year-old fossil has rewritten leech history, showing they are at least 200 million years older than previously believed. Unlike today’s bloodsucking leeches, their ancient ancestors ...

For centuries, observers have told tales of leeches leaping through the air in pursuit of their next meal—with written records of the creatures’ gravity-defying feats dating as far back as the 14th ...

Since the dawn of civilization, leeches have been firmly attached to medicine. Therapeutic bloodsuckers are seen in murals decorating the tombs of 18 th dynasty Egyptian pharaohs. They got their ...

A 437-million-year-old fossil from a deposit in Wisconsin could be the oldest species of leech ever found. By Jack Tamisiea If you look around Waukesha County in Wisconsin today, it can be difficult ...